Any early-onset non-syndromic cataract in which the cause of the disease is a mutation in the LEMD2 gene. The disease is MONDO_0008925 (cataract 46 juvenile-onset). Also known as: CTRCT46, LEMD2 early-onset non-syndromic cataract, early-onset non-syndromic cataract caused by mutation in LEMD2, juvenilae cataract Hutterite type.